fixing weird subtitles with c sharp.

subfixer.cs

using System;
using System.Text;
using System.Collections.Specialized;
using System.IO;
using Ude;

       public static void ConvertFileEncoding(String sourcePath, String destPath, Encoding sourceEncoding, Encoding destEncoding)

        {

            // If the destination’s parent doesn’t exist, create it.

            String parent = Path.GetDirectoryName(Path.GetFullPath(destPath));

            if (!Directory.Exists(parent))

            {

                Directory.CreateDirectory(parent);

            }


            // If the source and destination encodings are the same, just copy the file.

            if (sourceEncoding == destEncoding)

            {
                File.Copy(sourcePath, destPath, true);

                return;

            }


            // Convert the file.

            String tempName = null;

            try

            {

                tempName = Path.GetTempFileName();

                using (StreamReader sr = new StreamReader(sourcePath, sourceEncoding, false))

                {

                    using (StreamWriter sw = new StreamWriter(tempName, false, destEncoding))

                    {

                        int charsRead;

                        char[] buffer = new char[128 * 1024];

                        while ((charsRead = sr.ReadBlock(buffer, 0, buffer.Length)) > 0)

                        {

                            sw.Write(buffer, 0, charsRead);

                        }

                    }

                }

                File.Delete(destPath);

                File.Move(tempName, destPath);

            }

            finally

            {

                File.Delete(tempName);

            }
        }
        
        
        private void Form1_Load(object sender, EventArgs e)
        {
            this.AllowDrop = true;

            this.DragEnter += new DragEventHandler(Form_DragEnter);
            this.DragDrop += new DragEventHandler(Form_DragDrop);
        }

        // This event occurs when the user drags over the form with 
        // the mouse during a drag drop operation 
        void Form_DragEnter(object sender, DragEventArgs e)
        {
            // Check if the Dataformat of the data can be accepted
            // (we only accept file drops from Explorer, etc.)
            if (e.Data.GetDataPresent(DataFormats.FileDrop))
                e.Effect = DragDropEffects.Copy; // Okay
            else
                e.Effect = DragDropEffects.None; // Unknown data, ignore it

        }


void Form_DragDrop(object sender, DragEventArgs e){
  
   string[] FileList = (string[])e.Data.GetData(DataFormats.FileDrop, false);

   string[] VideoFormats = { "AVI", "ASF", "WMV", "AVS", "FLV", "MKV", "MOV", "3GP", "MP4", "MPG", "MPEG", "DAT", "OGM", "VOB", "RM", "RMVB", "TS", "TP", "IFO", "NSV" };

   int c = FileList.Length;

  string VideoName = null;
  string VideoPath = null;
  string SubtitlePath = null;
  var charset = "";

  foreach (string ext in VideoFormats)
  {
	  if (Path.GetExtension(FileList[0]).ToUpper().Replace(".", "") == ext)
	  {
		  VideoName = Path.GetFileNameWithoutExtension(FileList[0]);
		  VideoPath = FileList[0];

		  SubtitlePath = FileList[1];
		  break;
	  }
	  else
	  {
		  VideoName = Path.GetFileNameWithoutExtension(FileList[1]);
		  VideoPath = FileList[1];
		  SubtitlePath = FileList[0];
	  }
  } 
  
  FileStream fs = File.OpenRead(SubtitlePath)
  Ude.CharsetDetector cdet = new Ude.CharsetDetector();
  cdet.Feed(fs);
  cdet.DataEnd();
  charset = cdet.Charset;
  fs.Close();

  if (charset != null)
  {
	  if (charset.Contains("cyrillic"))
	  {
		  charset = "windows-1256";
	  }

	  ConvertFileEncoding(SubtitlePath, SubtitlePath+".tmp", Encoding.GetEncoding(charset), Encoding.UTF8);

	  File.Delete(SubtitlePath);

	  File.Move(SubtitlePath+".tmp", SubtitlePath.Replace(Path.GetFileName(SubtitlePath), VideoName + ".srt"));

 }
 else
  {
	  MessageBox.Show("Status: Unable to detect subtitle encoding");
  }
 
}